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NORD Drivesystems BU0570 User Manual

Page 12

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EtherCAT bus module for NORD frequency inverters SK 5xxE

12

Subject to technical amendments

BU 0570 GB-0312

DS

Green LED

DE

Red LED

Meaning

Off

Off

The technology unit does not have a power supply

Off

Flashing 1...7x

Cycle 0.25sec

Pause 1s

The technology unit has a fatal system error

Flashing

Cycle 0.50 sec

Off

Technology unit OK but no FI (frequency inverter) detected
Causes  The FI has no power supply or the technology unit is not
correctly plugged in

On

Flashing 1x

Cycle 0.25sec

The FI is in an error condition

On

Off

Technology unit OK and FI detected

Table 7 Description of the DS and DE LEDs